#include <iostream>
#include <vector>

using namespace std;

int main(void)
{
        vector<int> squares(100);

        for (int i=0; i<squares.size(); i++)
                squares[i] = i*i;
        for (int i=0; i<squares.size(); i++)
                cout << i << " " << squares[i] << endl;

        return 0;
}
